<?php
/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category   Zend
 * @package    Zend_Barcode
 * @subpackage Object
 * @copyright  Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 * @version    $Id: Error.php 23775 2011-03-01 17:25:24Z ralph $
 */

/** @see Zend_Barcode_Object_ObjectAbstract */
require_once 'Zend/Barcode/Object/ObjectAbstract.php';

/**
 * Class for generate Barcode
 *
 * @category   Zend
 * @package    Zend_Barcode
 * @copyright  Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */
class Zend_Barcode_Object_Error extends Zend_Barcode_Object_ObjectAbstract {
	/**
	 * All texts are accepted
	 * @param string $value
	 * @return boolean
	 */
	public function validateText($value) {
		return true;
	}
	
	/**
	 * Height is forced
	 * @return integer
	 */
	public function getHeight($recalculate = false) {
		return 40;
	}
	
	/**
	 * Width is forced
	 * @return integer
	 */
	public function getWidth($recalculate = false) {
		return 400;
	}
	
	/**
	 * Reset precedent instructions
	 * and draw the error message
	 * @return array
	 */
	public function draw() {
		$this->_instructions = array ();
		$this->_addText ( 'ERROR:', 10, array (5, 18 ), $this->_font, 0, 'left' );
		$this->_addText ( $this->_text, 10, array (5, 32 ), $this->_font, 0, 'left' );
		return $this->_instructions;
	}
	
	/**
	 * For compatibility reason
	 * @return void
	 */
	protected function _prepareBarcode() {
	}
	
	/**
	 * For compatibility reason
	 * @return void
	 */
	protected function _checkParams() {
	}
	
	/**
	 * For compatibility reason
	 * @return void
	 */
	protected function _calculateBarcodeWidth() {
	}
}
